Parallel High-Current Power Board: The Optimal Solution for High-Current Battery Testing

With the rapid growth of the global new energy industry, the demand for power and energy storage batteries has surged, driving increased requirements for battery testing equipment. According to forecasts, the global market for lithium battery testing equipment is projected to expand from 7.47 billion RMB in 2021 to 13.88 billion RMB by 2030, with a compound annual growth rate (CAGR) of 8.5%.

Traditional parallel simulation power cabinet solutions are increasingly revealing their limitations in high-current, high-precision applications, including difficulties in current loop regulation, complex wiring, and high maintenance costs.

To address these challenges, Lyric has independently developed a Parallel High-Current Power Board. This innovative product offers a high-efficiency, reliable, and cost-effective solution for battery testing. Not only does it meet the demands of large-capacity battery testing, but it also significantly enhances system flexibility and economic performance.

The core innovation of the Parallel High-Current Power Board lies in its advanced digital regulation technology, enabling rapid and efficient current loop adjustments. This technology reduces current loop adjustment time by 80%. The power board supports a maximum single-channel current output of 125A, cutting wiring time by 50% and reducing wiring material costs by 10%. These improvements significantly enhance the system's flexibility and cost-effectiveness. Additionally, it adopts a six-wire connection method to ensure higher measurement accuracy and reliability, with voltage precision reaching ±0.02% FS, current precision maintained at 0.03% FS, and response time controlled within 10 milliseconds, ensuring stable performance during high-speed charge and discharge cycles.

The technical parameters of the Parallel High-Current Power Board provide a clear advantage in the industry, supporting various application scenarios, including Direct Current Internal Resistance (DCIR) testing and cell formation and grading, meeting the testing requirements of power batteries, large-capacity power batteries, and energy storage batteries. Its voltage range is -1V to 6V, current range is 1A to 1000A, with a maximum output power of 5000W and an efficiency exceeding 85%, ensuring effective energy utilization. The power board offers high scalability, supporting multi-channel parallel operation, further enhancing system flexibility and applicability, providing comprehensive technical support for battery testing.

Digital regulation technology addresses the challenges of traditional analog circuit loop adjustments, making current loop tuning simpler and faster while reducing equipment debugging time and maintenance costs. Secondly, the single-channel high-current output design eliminates the complexity and high costs associated with traditional multi-channel parallel configurations, significantly enhancing system reliability and cost-efficiency. Finally, high-precision measurement capabilities and fast response times ensure the accuracy and stability of battery testing, providing a one-stop solution that helps battery manufacturers improve product quality and production efficiency.

As an innovative breakthrough in battery testing, Lyric's Parallel High-Current Power Board not only achieves significant technological advancements but also delivers tangible value to customers in practical applications. With the rapid growth of the global lithium battery market, this product is poised to become a key driver of industry advancement. Committed to relentless innovation, Lyric will continue to explore the forefront of technology, delivering more high-quality, high-performance products and services to our customers as we collectively embrace the era of green energy.